Visiting in England, famed American surgeon Doctor John Marlowe is decoyed to a middle European country, and discovers the operation he is to perform is on the Vosnian dictator. When the latter dies, he is replaced by a look-alike, but Marlowe is the object of a shoot-to-kill, vicious pursuit by the secret police of Vosnia since it is vital to Vosnia that the dictator's death d...